Not only ____ interested in football but_____ beginning to show an interest in it.

A. the teacher himself is ; all his students are

B. the teacher himself is ; are all his students

C. is the teacher himself ; are all his students  

D. is the teacher himself ; all his students are

——You seem to be an actor.

    ____  . I have played many parts in a lot of films.

 A. So do I      B. So am I               C. So I do     D. So I am

Only after I read the text over again _____ its main idea.

A. that I knew   B. did I knew         C. 1 could know   D. I did know

William Tell hesitated to let his boy risk __ there with an apple on his head.

A. standing   B. stood   C. to stand   D. to be standing

Wang Jing is sitting __ my right.  A. in   B. on    C. beside  D.at

Last night I met Mr. White , ___ used to be my maths teacher.

 A. which   B. that    C. who    D. whom

The United States of America _____one of the most developed countries in the world.

 A. is                    B. are               C. was           D. were

_____turn green in spring.

A. Leaf                   B. Leafs            C. Leave         D. Leaves

Mr Smith， together with his children， ____arrived.

A.are                  B. has                   C. is            D. have

To play basketball and to go swimming ___ useful for character-training.

A. was              B. is                    C. are            D. were